8639919

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{4507}}^1$

素因数の和:4587

約数の個数: 16

約数和(自身を含む): 12983040

約数和(自身を除く): 4343121

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 4507, 13521, 40563, 121689, 319997, 959991, 2879973, 8639919]

約数ペア:

[(1, 8639919), (3, 2879973), (9, 959991), (27, 319997), (71, 121689), (213, 40563), (639, 13521), (1917, 4507)]